https://shop.vietphat.com/products/a-pak-19e20b9a1j0-5-p-457x457x149mm
*A'Pak 19E20B9A1J0 5"P 457x457x149mm
*Filter Class: H14 according to EN1822
*Efficency: ≥ 99.995% @MPPS, ≥ 99.999% @ 0.3μm
*Media Type: Fibreglass
*Frame Material: Galvanised Steel
*Separator Style: Hot Melt
*Gasket Material: Auto Gasket
*Gasket Position: Air Entering Side
*Faceguard: None
*Antimicrobial Available: No
*Header Type: None Header
*Rated Initial Resistance: 320Pa +/- 20%
*Recommended Final Resistance: 500Pa
*Max Operating Temperature: 70ºC
*Size (WxHxD): 457x457x149mm
*Rated Airflow: 1,128CMH